#!/usr/bin/python

# The ChartDirector for Python module is assumed to be in "../lib"
import sys, os
sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib"))

from pychartdir import *

# In this example, we simply use random data for the 3 data series.
r = RanSeries(129)
data0 = r.getSeries(100, 100, -15, 15)
data1 = r.getSeries(100, 160, -15, 15)
data2 = r.getSeries(100, 220, -15, 15)
timeStamps = r.getDateSeries(100, chartTime(2014, 1, 1), 86400)

# Create a XYChart object of size 600 x 400 pixels
c = XYChart(600, 400)

# Add a title box using grey (0x555555) 20pt Arial font
c.addTitle("    Multi-Line Chart Demonstration", "Arial", 20, 0x555555)

# Set the plotarea at (70, 70) and of size 500 x 300 pixels, with transparent background and border
# and light grey (0xcccccc) horizontal grid lines
c.setPlotArea(70, 70, 500, 300, Transparent, -1, Transparent, 0xcccccc)

# Add a legend box with horizontal layout above the plot area at (70, 35). Use 12pt Arial font,
# transparent background and border, and line style legend icon.
b = c.addLegend(70, 35, 0, "Arial", 12)
b.setBackground(Transparent, Transparent)
b.setLineStyleKey()

# Set axis label font to 12pt Arial
c.xAxis().setLabelStyle("Arial", 12)
c.yAxis().setLabelStyle("Arial", 12)

# Set the x and y axis stems to transparent, and the x-axis tick color to grey (0xaaaaaa)
c.xAxis().setColors(Transparent, TextColor, TextColor, 0xaaaaaa)
c.yAxis().setColors(Transparent)

# Set the major/minor tick lengths for the x-axis to 10 and 0.
c.xAxis().setTickLength(10, 0)

# For the automatic axis labels, set the minimum spacing to 80/40 pixels for the x/y axis.
c.xAxis().setTickDensity(80)
c.yAxis().setTickDensity(40)

# Add a title to the y axis using dark grey (0x555555) 14pt Arial font
c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial", 14, 0x555555)

# Add a line layer to the chart with 3-pixel line width
layer = c.addLineLayer2()
layer.setLineWidth(3)

# Add 3 data series to the line layer
layer.addDataSet(data0, 0x5588cc, "Alpha")
layer.addDataSet(data1, 0xee9944, "Beta")
layer.addDataSet(data2, 0x99bb55, "Gamma")

# The x-coordinates for the line layer
layer.setXData(timeStamps)

# Output the chart
c.makeChart("multiline2.png")

